Maternal Changes Flashcards
0
Q
Role of hCG
A
- Prevents corpus luteum breakdown
- stimulates secretion of Estrogen and Progesterone by placenta
1
Q
Corpus Leuteum
A
Primary source of estrogen and progesterone during 1st trimester
-development of embryo and placenta
2
Q
Placenta
A
- Takes over production of Estrogen until end of pregnancy
- Produces GnRH
3
Q
Role of Estrogen
A
1) suppress FSH and LH–>prevents ovulation
2) growth of fetal organs
3) maternal tissue growth
4
Q
Anterior Pituitary
A
-Simulates thyroid gland: increases metabolism and appetite
5
Q
Circulatory Change
A
increase in blood volume and increase BP and pulse
6
Q
Kidneys
A
enlarge by 50%
